Orchestrating Workflows with AI: Syncing Resend with Attio

Chapters

The Problem: Too Many Tools

• 0:00 — Why managing 15-30 tools is overwhelming
• 0:27 — AI as a new abstraction layer for orchestrating work

Setting Up the Sync

• 0:33 — Introducing Attio (CRM) and Resend (newsletter)
• 0:51 — Prompting Claude to sync Resend subscribers with Attio

Running the Skill

• 1:07 — Launching the sync skill in Claude
• 1:21 — API keys stored in 1Password
• 1:41 — Comparing lists: 244 in Resend, 236 in Attio

Adding Subscribers with Upsert

• 1:51 — 12 to add, 4 to remove
• 1:58 — What upsert means: update existing, insert new
• 2:13 — Why upsert prevents duplicate contacts

Removing Unsubscribes Safely

• 2:35 — Removing 4 unsubscribed contacts from the list
• 2:42 — Removing from list vs. deleting from CRM
• 2:49 — Built-in approval step before any deletions

Verification

• 2:54 — Side-by-side comparison to confirm the sync
• 3:10 — Why counts may differ (people with multiple emails)

What Else You Can Orchestrate

• 3:31 — Building skills with API keys as infrastructure
• 3:44 — Publishing newsletters, updating your website from one chat box